Uber faces tough rivals, regulatory glare in China

By Gerry Shih and Adam Jourdan BEIJING/SHANGHAI (Reuters) - Deep-pocketed Chinese rivals and tough regulators stand in the way of U.S. car-hailing service Uber's plans to conquer one of the world's biggest transportation markets, even after it signed a tie-up with domestic internet giant Baidu Inc . The terms of a deal that sees Baidu buy a stake in the fast-growing taxi app operator were not disclosed. Uber, though, is a comparative latecomer in China, where taxi app users are set to